355 results
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Night sweats • Arthralgias ... purpura: Strong sign ... , weight loss, arthralgia ... pulse deficits vascular ... tract, and often causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Faget Sign - Pulse-Temperature ... Dissociation Causes ... • Infectious Causes ... Non-Infectious Causes ... 30048576/ #Faget #Sign
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Faget's Sign & Liebermeister's ... BPM INFECTIOUS CAUSES ... OTHER CAUSES ... #Fagets #Sign #Pulse ... #differential #causes
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic Fever ... inflammation • Fever ... • Arthralgia ... Pancarditis and valvular ... pathophysiology #diagnosis #signs
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... • Crohn disease ... • Behcet disease ... Non-Infectious Causes ... Brucellosis Faget's Sign
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... aldosterone Causes ... : Most Common Causes ... • Low-grade fever ... Back pain • Arthralgia
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad: Fever ... , Arthralgia/arthritis ... autoinflammatory diseases ... abnormalities • Muscular
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Deposition - Arthralgia ... trabecular thinning -> Avascular ... Myopathy (Also caused ... pathophysiology #signs
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
pharyngeal erythema, fever ... pharyngeal erythema, fever ... endotoxin induces vascular ... Sudden onset of fever ... skin lesions -> Vesicular
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... Fatigue, myalgia, arthralgia ... , headache, fever ... WuidQ #Lyme #Disease ... #diagnosis #signs